Package fj.data.optic
Class Lens<S,A>
- java.lang.Object
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- fj.data.optic.PLens<S,S,A,A>
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- fj.data.optic.Lens<S,A>
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description Optional<S,A>
asOptional()
Setter<S,A>
asSetter()
Traversal<S,A>
asTraversal()
<C> Lens<S,C>
composeIso(Iso<A,C> other)
<C> Lens<S,C>
composeLens(Lens<A,C> other)
<C> Optional<S,C>
composeOptional(Optional<A,C> other)
<C> Optional<S,C>
composePrism(Prism<A,C> other)
<C> Setter<S,C>
composeSetter(Setter<A,C> other)
<C> Traversal<S,C>
composeTraversal(Traversal<A,C> other)
A
get(S s)
get the target of aPLens
static <S> Lens<S,S>
id()
static <S,A>
Lens<S,A>lens(F<S,A> get, F<A,F<S,S>> set)
create aLens
using a pair of functions: one to get the target, one to set the target.F<S,S>
modify(F<A,A> f)
modify polymorphically the target of aPLens
using a function<L> F<S,Either<L,S>>
modifyEitherF(F<A,Either<L,A>> f)
modify polymorphically the target of aPLens
with an Applicative function<C> F<S,F<C,S>>
modifyFunctionF(F<A,F<C,A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,IO<S>>
modifyIOF(F<A,IO<A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,List<S>>
modifyListF(F<A,List<A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,Option<S>>
modifyOptionF(F<A,Option<A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,P1<S>>
modifyP1F(F<A,P1<A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,Promise<S>>
modifyPromiseF(F<A,Promise<A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,Stream<S>>
modifyStreamF(F<A,Stream<A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,Trampoline<S>>
modifyTrampolineF(F<A,Trampoline<A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,V2<S>>
modifyV2F(F<A,V2<A>> f)
modify polymorphically the target of aPLens
with an Applicative function<E> F<S,Validation<E,S>>
modifyValidationF(F<A,Validation<E,A>> f)
modify polymorphically the target of aPLens
with an Applicative functionF<S,S>
set(A a)
set polymorphically the target of aPLens
using a function<S1> Lens<Either<S,S1>,A>
sum(Lens<S1,A> other)
join twoLens
with the same target-
Methods inherited from class fj.data.optic.PLens
asFold, asGetter, composeFold, composeGetter, composeIso, composeLens, composeOptional, composePrism, composeSetter, composeTraversal, pId, pLens, sum
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Method Detail
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set
public F<S,S> set(A a)
Description copied from class:PLens
set polymorphically the target of aPLens
using a function
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modifyFunctionF
public <C> F<S,F<C,S>> modifyFunctionF(F<A,F<C,A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyEitherF
public <L> F<S,Either<L,S>> modifyEitherF(F<A,Either<L,A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyIOF
public F<S,IO<S>> modifyIOF(F<A,IO<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyTrampolineF
public F<S,Trampoline<S>> modifyTrampolineF(F<A,Trampoline<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyPromiseF
public F<S,Promise<S>> modifyPromiseF(F<A,Promise<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyListF
public F<S,List<S>> modifyListF(F<A,List<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyOptionF
public F<S,Option<S>> modifyOptionF(F<A,Option<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyStreamF
public F<S,Stream<S>> modifyStreamF(F<A,Stream<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyP1F
public F<S,P1<S>> modifyP1F(F<A,P1<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyValidationF
public <E> F<S,Validation<E,S>> modifyValidationF(F<A,Validation<E,A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modifyV2F
public F<S,V2<S>> modifyV2F(F<A,V2<A>> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
with an Applicative function
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modify
public F<S,S> modify(F<A,A> f)
Description copied from class:PLens
modify polymorphically the target of aPLens
using a function
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id
public static <S> Lens<S,S> id()
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